“concave polygon”概念、定义、翻译-科学时代

单词	concave polygon
释义	测绘学词汇手册 concave polygon 凹多边形
随便看	fucoxanthin fucus Fudai fudge fudge fudge Fuegian Fuegian local race Fuegian tradition fuel fuel fuel fuel fuel fuel fuel-air ammunition fuel-air bomb fuel-air explosive fuel-air ratio fuel alcohol fuel atomizer fuel availability fuel battery fuel blend fuel blending

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。